diff --git a/gdk/gdkglcontext.c b/gdk/gdkglcontext.c index 422e0a189e..a768a8c042 100644 --- a/gdk/gdkglcontext.c +++ b/gdk/gdkglcontext.c @@ -572,6 +572,11 @@ gdk_gl_context_real_begin_frame (GdkDrawContext *draw_context, glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA); glViewport (0, 0, ww, wh); + +#ifdef HAVE_EGL + if (priv->egl_context) + glDrawBuffers (1, (GLenum[1]) { GL_BACK_LEFT }); +#endif } static void diff --git a/gdk/wayland/gdkglcontext-wayland.c b/gdk/wayland/gdkglcontext-wayland.c index d631816286..a7a51c535f 100644 --- a/gdk/wayland/gdkglcontext-wayland.c +++ b/gdk/wayland/gdkglcontext-wayland.c @@ -53,8 +53,6 @@ gdk_wayland_gl_context_begin_frame (GdkDrawContext *draw_context, gdk_wayland_surface_ensure_wl_egl_window (gdk_draw_context_get_surface (draw_context)); GDK_DRAW_CONTEXT_CLASS (gdk_wayland_gl_context_parent_class)->begin_frame (draw_context, prefers_high_depth, region); - - glDrawBuffers (1, (GLenum[1]) { GL_BACK }); } static void diff --git a/gdk/x11/gdkglcontext-egl.c b/gdk/x11/gdkglcontext-egl.c index 67d730fcfb..6a6bf9a08b 100644 --- a/gdk/x11/gdkglcontext-egl.c +++ b/gdk/x11/gdkglcontext-egl.c @@ -59,16 +59,6 @@ gdk_x11_display_get_egl_display (GdkDisplay *display) return gdk_display_get_egl_display (display); } -static void -gdk_x11_gl_context_egl_begin_frame (GdkDrawContext *draw_context, - gboolean prefers_high_depth, - cairo_region_t *region) -{ - GDK_DRAW_CONTEXT_CLASS (gdk_x11_gl_context_egl_parent_class)->begin_frame (draw_context, prefers_high_depth, region); - - glDrawBuffers (1, (GLenum[1]) { GL_BACK }); -} - static gboolean gdk_x11_gl_context_egl_make_current (GdkGLContext *context, gboolean surfaceless) @@ -107,13 +97,10 @@ static void gdk_x11_gl_context_egl_class_init (GdkX11GLContextEGLClass *klass) { GdkGLContextClass *context_class = GDK_GL_CONTEXT_CLASS (klass); - GdkDrawContextClass *draw_context_class = GDK_DRAW_CONTEXT_CLASS (klass); context_class->backend_type = GDK_GL_EGL; context_class->make_current = gdk_x11_gl_context_egl_make_current; - - draw_context_class->begin_frame = gdk_x11_gl_context_egl_begin_frame; } static void